A Simple Message on Individualisation

A Simple Message on Individualisation

Below is a simple chart illustrating a random statistic with its independent and dependent variables marked respectively on the x and y-axis. The particular statistic is unknown and irrelevant for our purposes. What a simple chart like this (and many others like it) can show, is the need to individualise. It’s typical for data to be grouped and represented by its mean value. This is true within many fields of expertise, including the pharmaceutical industry – drugs are accepted on the basis of the average effects they present during trials. Though it is often practical and easier, you can imagine the possible adverse effects of treating a collection of data as one. For instance, looking at the sample graph above only 4 out of the 30 data plots are positioned on or near to the trend line. If we had to use this trend line to represent a ‘rule’ about of the data, it’s clear that this ‘rule’ would fail to...
Read More